Wyoming

State Income Tax: NoneState Sales Tax: 4%Social Security Tax: None

Alaska

State Income Tax: NoneState Sales Tax: NoneSocial Security Tax: None

The Last Frontier is a tax haven for retirees who don't mind long winters and an occasional encounter with a bear. Alaskans pay no state income tax. In addition, the state sends all permanent residents an annual dividend check from the state's oil wealth savings account.